var oUl=document.getElementById('par_ul');
var aLi=oUl.getElementsByTagName('li');
//移入移除
var timer=null;
var bSys =false;
for(var i=0; i<aLi.length; i++){
	aLi[i].onmouseover=function(){
		this.className='hov';
	};
	aLi[i].onmouseout=function(){
		this.className='';
	};
}
var oUl1=document.getElementById('par_ul1');
var aLi1=oUl1.getElementsByTagName('li');
//移入移除
var timer=null;
var bSys =false;
for(var i=0; i<aLi1.length; i++){
	aLi1[i].onmouseover=function(){
		this.className='hov';
	};
	aLi1[i].onmouseout=function(){
		this.className='';
	};
}
var oUl2=document.getElementById('par_ul2');
var aLi2=oUl2.getElementsByTagName('li');
//移入移除
var timer=null;
var bSys =false;
for(var i=0; i<aLi2.length; i++){
	aLi2[i].onmouseover=function(){
		this.className='hov';
	};
	aLi2[i].onmouseout=function(){
		this.className='';
	};
}
var oUl3=document.getElementById('par_ul3');
var aLi3=oUl3.getElementsByTagName('li');
//移入移除
var timer=null;
var bSys =false;
for(var i=0; i<aLi3.length; i++){
	aLi3[i].onmouseover=function(){
		this.className='hov';
	};
	aLi3[i].onmouseout=function(){
		this.className='';
	};
}

















